node and account names

tests/test_accounts.py

@@ -48,6 +48,36 @@ def test_register_rejects_duplicate_identifiers():
         store.register(email="DUP@example.com", password="other-secret")
 
 
+def test_register_and_update_nickname():
+    store = AccountStore()
+    account = store.register(
+        email="nick@example.com",
+        password="secret-123",
+        nickname="  Alpha  ",
+    )
+    assert account["nickname"] == "Alpha"
+    updated = store.update_profile(account["account_id"], nickname="Beta")
+    assert updated["nickname"] == "Beta"
+    cleared = store.update_profile(account["account_id"], nickname=None)
+    assert cleared["nickname"] is None
+
+
+def test_nickname_replicates_across_stores():
+    leader = AccountStore()
+    follower = AccountStore()
+    account = leader.register(
+        email="nick@example.com",
+        password="secret-123",
+        nickname="HiveNick",
+    )
+    leader.update_profile(account["account_id"], nickname="Renamed")
+    events, _ = leader.events_since(0)
+    follower.apply_events(events)
+    view = follower.get_account(account["account_id"])
+    assert view is not None
+    assert view["nickname"] == "Renamed"
+
+
 def test_login_by_email_or_wallet():
     store = AccountStore()
     account = store.register(
@@ -168,6 +198,27 @@ def test_register_login_and_account_view(account_tracker):
     assert me["usage"]["requests"] == 0
 
 
+def test_account_nickname_register_and_profile_update(account_tracker):
+    url, _ = account_tracker
+    reg = _call(f"{url}/v1/auth/register", "POST", {
+        "email": "nick@example.com",
+        "password": "secret-123",
+        "nickname": "Operator",
+    })
+    assert reg["account"]["nickname"] == "Operator"
+
+    updated = _call(
+        f"{url}/v1/account/profile",
+        "POST",
+        {"nickname": "Renamed"},
+        token=reg["session_token"],
+    )
+    assert updated["account"]["nickname"] == "Renamed"
+
+    me = _call(f"{url}/v1/account", token=reg["session_token"])
+    assert me["account"]["nickname"] == "Renamed"
+
+
 def test_login_sets_cookie_and_cookie_auth_survives_tracker_restart(tmp_path):
     accounts_db = str(tmp_path / "accounts.db")
     tracker = TrackerServer(